ebruar 2016 22:50
>>> To: freebsd-performance@freebsd.org
>>> Subject: Re: ixgbe: Network performance tuning (#TCP connections)
>>>
>>> On 2016-02-03 16:34, Adrian Chadd wrote:
>>>> hi,
>>>>
>>>> can you share your testing p
To: freebsd-performance@freebsd.org
>> Subject: Re: ixgbe: Network performance tuning (#TCP connections)
>>
>> On 2016-02-03 16:34, Adrian Chadd wrote:
>> > hi,
>> >
>> > can you share your testing program source?
>> >
>> >
>> > -a
>
> -Original Message-
> From: owner-freebsd-performa...@freebsd.org [mailto:owner-freebsd-
> performa...@freebsd.org] On Behalf Of Allan Jude
> Sent: Freitag, 5. Februar 2016 19:19
> To: freebsd-performance@freebsd.org
> Subject: Re: ixgbe: Network performance tuning
On 2016-02-05 13:05, Meyer, Wolfgang wrote:
As I was telling in my original message, the rxd and txd values were more or
less the only ones that changed my numbers to the better when reducing them.
Not that I understood that behaviour but a double-check now revealed that I
stand corrected
> -Original Message-
> From: owner-freebsd-performa...@freebsd.org [mailto:owner-freebsd-
> performa...@freebsd.org] On Behalf Of Allan Jude
> Sent: Mittwoch, 3. Februar 2016 22:50
> To: freebsd-performance@freebsd.org
> Subject: Re: ixgbe: Network performance tuning
> -Original Message-
> From: owner-freebsd-performa...@freebsd.org [mailto:owner-freebsd-
> performa...@freebsd.org] On Behalf Of K. Macy
> Sent: Mittwoch, 3. Februar 2016 20:31
> To: Allan Jude
> Cc: freebsd-performance@freebsd.org
> Subject: Re: ixgbe: Network per
Please check whether LRO is enabled on your FreeBSD server with "ifconfig".
Linux default enables GRO (see the output of 'ethtool -k eth0'), which covers
LRO optimization.
Thanks
Hongjiang Zhang
-Original Message-
From: owner-freebsd-...@freebsd.org [mailto:owner-freebsd-...@freebsd.org
Did you enable LRO on FreeBSD side (check 'ifconfig' output)? Linux default
enables GRO (see the output of 'ethtool -k eth0').
Thanks
Hongjiang Zhang
-Original Message-
From: owner-freebsd-...@freebsd.org [mailto:owner-freebsd-...@freebsd.org] On
Behalf Of Meyer, Wolfgang
Sent: Wednesda
On 02/03/16 14:37, Meyer, Wolfgang wrote:
Hello,
we are evaluating network performance on a DELL-Server (PowerEdge R930 with 4
Sockets, hw.model: Intel(R) Xeon(R) CPU E7-8891 v3 @ 2.80GHz) with 10
GbE-Cards. We use programs that on server side accepts connections on a
IP-address+port from t
On 2016-02-03 16:34, Adrian Chadd wrote:
> hi,
>
> can you share your testing program source?
>
>
> -a
>
I have a Dual E5-2630 v3 (2x8x 2.40ghz (+HT)) with the Intel X540-AT2
that I can try to replicate this one to help debug it.
--
Allan Jude
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Description: OpenPGP digital si
hi,
can you share your testing program source?
-a
On 3 February 2016 at 05:37, Meyer, Wolfgang wrote:
> Hello,
>
> we are evaluating network performance on a DELL-Server (PowerEdge R930 with 4
> Sockets, hw.model: Intel(R) Xeon(R) CPU E7-8891 v3 @ 2.80GHz) with 10
> GbE-Cards. We use progra
Also - check for txq overruns and rxq drops in sysctl. 64 is very low
on FreeBSD. You may also look in to increasing the size of your pcb
hash table.
On Wed, Feb 3, 2016 at 9:50 AM, Allan Jude wrote:
> On 2016-02-03 08:37, Meyer, Wolfgang wrote:
>> Hello,
>>
>> we are evaluating network perform
On 2016-02-03 08:37, Meyer, Wolfgang wrote:
> Hello,
>
> we are evaluating network performance on a DELL-Server (PowerEdge R930 with 4
> Sockets, hw.model: Intel(R) Xeon(R) CPU E7-8891 v3 @ 2.80GHz) with 10
> GbE-Cards. We use programs that on server side accepts connections on a
> IP-address+p
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